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@media(max-width:1000px){.site-header{grid-template-columns:170px 1fr auto;gap:16px}.site-header nav{gap:16px}.brand{width:160px}.capability,.assessment-inner,.treatment-inner,.related-inner,.faq,.assessment-conversion{grid-template-columns:1fr}.assessment-grid{grid-template-columns:repeat(3,1fr)}.assessment-note{grid-column:1}.application-grid{grid-template-columns:1fr 1fr}.application-grid>article:last-child{grid-column:1/-1}.commercial{grid-template-columns:1fr 1fr}.lab-callout{grid-template-columns:1fr 1fr}.faq-intro{position:static}.faq{gap:35px}}
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@media(max-width:560px){:root{--shell:calc(100% - 28px)}body{font-size:14px}.site-header{grid-template-columns:112px 1fr auto;gap:9px}.brand{width:110px;height:82px}.header-cta{padding:0 10px}.header-cta span{display:none}.hero{min-height:875px}.hero-media img{object-position:61% 60%}.hero-copy{padding-top:125px}.breadcrumbs{margin-bottom:47px}.hero h1{font-size:48px}.hero-lede{font-size:17px}.hero-copy-detail{font-size:12px}.hero-actions{align-items:stretch;flex-direction:column;width:230px}.hero-signals{gap:12px}.hero-signals span{min-width:0;padding-right:0;font-size:8px}.hero-readout{left:14px;right:14px;bottom:19px;width:auto}.capability{gap:40px}.capability h2,.section-heading h2,.treatment h2,.faq h2,.conversion-copy h2{font-size:37px}.heat-study{min-height:420px}.heat-study>img{height:420px}.study-label{bottom:58px;width:calc(50% - 26px);padding:9px}.soil-label{left:10px}.oil-label{right:10px}.study-label b{font-size:11px}.study-label small{font-size:7px}.study-head{left:12px;right:12px}.heat-study figcaption{left:12px;font-size:6.8px}.assessment{padding:70px 0}.assessment-inner{gap:37px}.assessment h2{font-size:38px}.assessment-grid{grid-template-columns:1fr}.assessment-grid article,.assessment-grid article:nth-child(2),.assessment-grid article:nth-child(5){min-height:140px;transform:none}.assessment-note{align-items:flex-start;flex-direction:column}.applications{padding:70px 0}.application-feature{min-height:0}.application-feature figure{min-height:430px}.application-copy{padding:31px 24px}.application-grid{grid-template-columns:1fr}.application-grid>article:last-child{grid-column:auto}.application-image,.surface-context{height:220px}.commercial{width:100%;margin-bottom:72px}.commercial-media{min-height:440px}.commercial-copy{padding:32px 24px}.commercial-copy h2{font-size:35px}.treatment{padding:72px 0}.decision-sequence strong{font-size:15px}.lab-callout{width:calc(100% - 28px);min-height:0;margin:68px auto 75px}.lab-visual{min-height:350px}.lab-copy{padding:33px 25px}.lab-copy h2{font-size:35px}.proof{padding-bottom:72px}.compare-visual{height:390px}.before-wrap img{width:max(520px,130vw)}.proof-caption{align-items:flex-start;flex-direction:column;gap:6px}.proof-caption span{text-align:left}.proof-note{align-items:flex-start;flex-direction:column}.related{padding:65px 0}.faq{padding:72px 0}.faq-question{font-size:16px;padding:20px 3px}.faq-answer>p{padding-right:5px}.photo-assessment{padding:70px 0}.photo-guide{grid-template-columns:1fr}.conversion-actions{align-items:stretch;flex-direction:column}.final-cta{padding:55px 0}.final-cta h2{font-size:33px}.site-footer{padding-top:45px}.site-footer>div{gap:35px}.footer-contact{grid-template-columns:1fr 1fr}.section-heading{margin-bottom:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.faq-answer,.text-link span{transition:none}}

/* Footer layout for this hub's compact production markup */
.site-footer.section-shell{display:grid;grid-template-columns:220px 1fr 250px;align-items:center;gap:46px;padding:48px 0 28px}.site-footer.section-shell .footer-brand img{width:185px}.site-footer.section-shell>nav{display:flex;justify-content:center;gap:22px}.site-footer.section-shell>nav a{font-size:10px;font-weight:700;text-decoration:none}.site-footer.section-shell>.footer-contact{display:grid;grid-template-columns:1fr;gap:4px;text-align:right}.site-footer.section-shell>.footer-contact span{margin:0;font-size:8px}.site-footer.section-shell>.footer-contact a{font-size:13px;font-weight:700}
@media(max-width:820px){.site-footer.section-shell{grid-template-columns:1fr;text-align:center}.site-footer.section-shell .footer-brand{margin:auto}.site-footer.section-shell>nav{flex-wrap:wrap}.site-footer.section-shell>.footer-contact{text-align:center}}

/* Approved transparent JCA identity — header and footer */
.site-header{grid-template-columns:270px 1fr auto}.site-header .brand{align-self:start;width:250px;height:158px;margin-top:6px;padding:0;background:transparent;border-radius:0;box-shadow:none}.site-header .brand img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 8px 18px rgba(0,10,30,.2))}.site-footer.section-shell{grid-template-columns:255px 1fr 250px}.site-footer.section-shell .footer-brand img{width:235px;height:auto;filter:drop-shadow(0 7px 14px rgba(3,26,59,.12))}
@media(max-width:1000px){.site-header{grid-template-columns:210px 1fr auto}.site-header .brand{width:200px;height:134px}.site-footer.section-shell{grid-template-columns:220px 1fr 220px}.site-footer.section-shell .footer-brand img{width:205px}}
@media(max-width:820px){.site-header{grid-template-columns:150px 1fr auto}.site-header .brand{width:148px;height:102px;margin-top:2px}.site-footer.section-shell{grid-template-columns:1fr}.site-footer.section-shell .footer-brand img{width:225px}}
@media(max-width:560px){.site-header{grid-template-columns:137px 1fr auto}.site-header .brand{width:137px;height:94px}.site-footer.section-shell .footer-brand img{width:215px}}

/* The character belongs to the service pathway, with his gesture leading into the link. */
.applications .residential-feature{grid-template-columns:1fr 1fr;isolation:isolate;overflow:visible}
.applications .residential-feature figure{height:760px;min-height:0}
.applications .residential-feature figure>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 48%}
.applications .residential-feature .application-copy{display:flex;flex-direction:column;justify-content:space-between;align-self:stretch;min-width:0;padding:55px 55px 0}
.application-copy-body{max-width:490px}
.application-next-step{position:relative;display:flex;align-items:center;min-height:182px;margin:140px -55px 0;padding:23px 35px 24px 230px;border-top:1px solid #cbd9e5;background:linear-gradient(120deg,#e8f1f7 0%,#f5f9fc 73%,#fff 100%)}
.application-next-step:after{content:"";position:absolute;z-index:4;left:0;bottom:0;width:200px;height:64px;background:linear-gradient(90deg,#e3eef5,#edf5f9);border-top:1px solid #b8cfdf;box-shadow:0 -6px 18px rgba(8,48,81,.06);pointer-events:none}
.application-character{position:absolute;z-index:3;left:7px;bottom:-72px;width:226px;clip-path:inset(0 0 72px 0);pointer-events:none}
.application-character:before{content:"";position:absolute;left:16%;right:13%;bottom:0;height:13px;border-radius:50%;background:rgba(9,38,65,.15);filter:blur(7px)}
.applications .application-character img{position:relative;display:block;width:100%;height:auto;object-fit:contain;filter:drop-shadow(7px 10px 8px rgba(8,36,59,.15))}
.application-next-copy{position:relative;z-index:2;min-width:0;margin-left:-30px;padding:19px 20px;border:1px solid #d5e2eb;background:rgba(255,255,255,.96);box-shadow:0 11px 23px rgba(9,47,76,.08)}
.application-next-copy>span{display:block;margin-bottom:8px;color:#557189;font-size:10px;font-weight:800;letter-spacing:.15em;text-transform:uppercase}
.application-next-copy .text-link{margin:0;color:#064e82;font-size:15px;line-height:1.35}
@media(max-width:1100px){.applications .residential-feature figure{height:730px}.applications .residential-feature .application-copy{padding:39px 39px 0}.application-next-step{margin:116px -39px 0;padding-left:196px;padding-right:22px}.application-character{width:192px}.application-next-step:after{width:168px}}
@media(max-width:820px){.applications .residential-feature{grid-template-columns:1fr}.applications .residential-feature figure{height:490px}.applications .residential-feature .application-copy{padding:36px 36px 0}.application-next-step{margin:110px -36px 0;padding-left:196px}.application-character{left:8px;width:192px}}
@media(max-width:560px){.applications .residential-feature figure{height:410px}.applications .residential-feature .application-copy{padding:31px 24px 0}.application-next-step{min-height:176px;margin:82px -24px 0;padding:20px 16px 20px 142px}.application-character{left:0;bottom:-20px;width:148px;clip-path:inset(0 0 20px 0)}.application-next-step:after{width:128px;height:45px}.application-next-copy{margin-left:-17px;padding:15px 13px}.application-next-copy>span{font-size:9px;line-height:1.35}.application-next-copy .text-link{font-size:13px}.applications .residential-feature figcaption{max-width:calc(100% - 32px);line-height:1.3}}
@media(max-width:360px){.application-next-step{min-height:165px;margin-top:76px;padding-left:112px}.application-character{width:117px}.application-next-step:after{width:105px}.application-next-copy{margin-left:-12px;padding:12px}.application-next-copy .text-link{font-size:12px}}

/* The square pool photograph fills the card without cutting off the operator. */
.application-image.pool-deck-image{overflow:hidden;background:#c9dce8}
.application-image.pool-deck-image:before{content:"";position:absolute;inset:-15px;background:url("assets/jca-pool-deck-cleaning.png") center/cover;filter:blur(12px) brightness(.88);opacity:.78}
.application-image.pool-deck-image img{position:relative;z-index:1;object-fit:contain;object-position:center;transform:translateY(8px) scale(1.42)}
.application-image.pool-deck-image:after{z-index:2}
.application-image.pool-deck-image span{z-index:3}

/* Material-study cutaway: a measured specimen plate rather than a flat decoration. */
.lab-callout{grid-template-columns:1.16fr .84fr;min-height:510px;border:1px solid #789eb8;background:linear-gradient(125deg,#0b3157,#061e3c 72%);box-shadow:0 28px 58px rgba(3,26,59,.18)}
.lab-visual{position:relative;min-height:510px;margin:0;overflow:hidden;isolation:isolate;background:radial-gradient(circle at 48% 54%,rgba(33,111,159,.46),transparent 62%),linear-gradient(145deg,#0b3d66,#071f40 82%)}
.lab-visual:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(140,204,234,.085) 1px,transparent 1px),linear-gradient(90deg,rgba(140,204,234,.085) 1px,transparent 1px);background-size:34px 34px}
.lab-visual:after{content:"";position:absolute;z-index:3;inset:15px;border:1px solid rgba(155,212,238,.23);pointer-events:none}
.lab-diagram{position:absolute;z-index:2;left:2%;top:10%;width:96%;height:81%;object-fit:contain;filter:drop-shadow(0 25px 24px rgba(1,12,29,.28))}
.lab-visual-head,.lab-visual-caption{position:absolute;z-index:4;left:31px;right:31px;display:flex;justify-content:space-between;gap:12px;margin:0;color:#b8d9e9;font-size:9px;font-weight:700;letter-spacing:.15em;line-height:1.35;text-transform:uppercase}
.lab-visual-head{top:29px}.lab-visual-head span:first-child{color:#e0f2f9}.lab-visual-caption{bottom:27px;font-size:8px}.lab-visual-caption span{color:#88cbe9}
.lab-copy{padding-left:28px}
@media(max-width:820px){.lab-callout{grid-template-columns:1fr}.lab-visual{min-height:430px}.lab-diagram{top:9%;height:82%}.lab-copy{padding:40px}}
@media(max-width:560px){.lab-visual{min-height:350px}.lab-diagram{left:1%;top:13%;width:98%;height:74%}.lab-visual-head,.lab-visual-caption{left:21px;right:21px;font-size:7px;letter-spacing:.11em}.lab-visual-head{top:25px}.lab-visual-caption{bottom:24px}.lab-visual-caption span{max-width:120px;text-align:right}.lab-copy{padding:33px 25px}}

/* Photographic material specimen with a restrained, readable diagnostic key. */
.lab-visual{background:#18253a}
.lab-visual:before{z-index:2;opacity:.24;pointer-events:none}
.lab-diagram{z-index:1;inset:0;width:100%;height:100%;object-fit:contain;filter:none}
.lab-marker{position:absolute;z-index:3;display:grid;place-items:center;width:29px;height:29px;border:1px solid #d7eff8;border-radius:50%;background:rgba(8,32,57,.91);box-shadow:0 0 0 5px rgba(7,39,69,.22),0 7px 17px rgba(0,13,32,.28);color:#fff;font-size:9px;font-weight:700;letter-spacing:.03em;transform:translate(-50%,-50%)}
.marker-surface{left:48%;top:33%}.marker-depth{left:50%;top:60%}.marker-material{left:86%;top:52%}
.lab-material-key{position:absolute;z-index:4;left:31px;right:31px;bottom:57px;display:flex;flex-wrap:wrap;gap:8px 19px;padding:10px 0;border-top:1px solid rgba(179,211,231,.43);border-bottom:1px solid rgba(179,211,231,.24);background:linear-gradient(90deg,rgba(14,30,51,.9),rgba(14,30,51,.64));color:#eaf4f8;font-size:10px;font-weight:600;letter-spacing:.02em}
.lab-material-key span{white-space:nowrap}
.lab-material-key b{margin-right:6px;color:#91d4f1;font-size:9px;letter-spacing:.1em}
.lab-visual-head,.lab-visual-caption{z-index:4;text-shadow:0 1px 9px rgba(2,14,29,.9)}
@media(max-width:560px){.lab-visual{min-height:340px}.lab-diagram{inset:0;width:100%;height:100%}.lab-marker{width:22px;height:22px;box-shadow:0 0 0 3px rgba(7,39,69,.22);font-size:7px}.lab-material-key{left:21px;right:21px;bottom:53px;gap:5px 12px;padding:7px 0;font-size:8px}.lab-material-key b{font-size:8px;margin-right:3px}}

/* Application photos stand on their own without caption overlays. */
.application-image:after{display:none}

/* FAQ: restrained editorial framing and numbered, responsive disclosures. */
.faq{gap:54px}
.faq-intro{position:sticky;top:30px;padding:32px 30px 35px;border:1px solid #d4e1e8;border-top:3px solid #0870ad;background:linear-gradient(145deg,#edf5f9,#fff 76%);box-shadow:0 17px 36px rgba(5,39,72,.065)}
.faq-intro>p:nth-of-type(2){font-size:15px;line-height:1.65}
.faq-mark{align-items:center;margin-top:44px;padding-top:22px;border-color:#bfd4df}
.faq-mark span{font-size:64px;line-height:1}
.faq-mark small{max-width:155px;margin:0;font-size:10px;line-height:1.5}
.faq-list{display:grid;align-content:start;gap:9px;border-top:0}
.faq-list article{border:1px solid #d4e0e7;background:#fff;box-shadow:0 6px 18px rgba(4,36,68,.045);transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.faq-list article:hover{border-color:#a4c7d9;box-shadow:0 10px 24px rgba(4,36,68,.08)}
.faq-list article.open{border-color:#91bfd6;border-left:3px solid #0870ad;background:linear-gradient(90deg,#f1f8fb,#fff 65%);box-shadow:0 14px 30px rgba(4,36,68,.09)}
.faq-question{grid-template-columns:35px minmax(0,1fr) 36px;gap:13px;padding:19px 21px;font-size:19px}
.faq-number{align-self:center;color:#0870ad;font:700 11px/1 DM,Arial,sans-serif;letter-spacing:.12em}
.faq-question span{grid-column:3;width:32px;height:32px;border-color:#a1bfce;background:#f5fafc;transition:background .2s ease,color .2s ease,border-color .2s ease}
.faq-question:focus-visible{outline:2px solid #0870ad;outline-offset:3px}
.faq-list article.open .faq-question span{border-color:#0870ad;background:#0870ad;color:#fff}
.faq-answer>p{padding-right:60px;padding-left:69px;color:#435d6e;font-size:14px;line-height:1.7}
.faq-list article.open .faq-answer>p{padding-bottom:23px}
@media(max-width:1000px){.faq{gap:27px}.faq-intro{position:static}}
@media(max-width:560px){.faq{gap:23px}.faq-intro{padding:25px 21px 26px}.faq-mark{margin-top:26px}.faq-mark span{font-size:54px}.faq-list{gap:7px}.faq-question{grid-template-columns:23px minmax(0,1fr) 29px;gap:10px;padding:17px 14px;font-size:16px}.faq-number{font-size:9px}.faq-question span{width:28px;height:28px}.faq-answer>p{padding-right:18px;padding-left:47px;font-size:13px}}
@media(prefers-reduced-motion:reduce){.faq-list article,.faq-question span{transition:none}}

/* Keep the hero copy in place after removing the visible breadcrumb. */
.hot-hero .hero-copy{padding-top:248px}
@media(max-width:820px){.hot-hero .hero-copy{padding-top:223px}}
@media(max-width:560px){.hot-hero .hero-copy{padding-top:189px}}

/* Preserve the hero's lower breathing room without the former signal labels. */
.hot-hero .hero-signals{height:36px;border:0}
@media(max-width:560px){.hot-hero .hero-signals{height:33px}}